<template>
    <div id="globalHeader">
        <a-row :wrap="false">
<!--            网站标签模块-->
            <a-col flex="200px">
                <RouterLink to="/">
                    <div class="title-bar">
                        <img src="../assets/logo.jpg" alt="logo" class="logo">
                        <div class="title">胡图图库</div>
                    </div>
                </RouterLink>
            </a-col>
<!--            导航栏模块-->
            <a-col flex="auto">
                <a-menu v-model:selectedKeys="current" mode="horizontal" :items="items" @click="doMenuClick" />
            </a-col>
<!--          用户头像模块-->
            <a-col flex="120px">
              <a-dropdown>
                  <ASpace>
                    <div v-if="loginUserStore.loginUser.id">
                      <a-avatar :src="loginUserStore.loginUser.userAvatar" />
                      {{ loginUserStore.loginUser.userName ?? '无名' }}
                    </div>
                    <div v-else>
                      <a-button type="primary" href="/user/login">登录</a-button>
                    </div>
                  </ASpace>
                <template #overlay v-if="loginUserStore.loginUser.id">
                  <a-menu>
                    <a-menu-item>
                      <router-link to="/my_info">
                        <UserOutlined />
                        个人信息
                      </router-link>
                    </a-menu-item>
                    <a-menu-item>
                      <router-link to="/my_space">
                        <RobotOutlined />
                        个人空间
                      </router-link>
                    </a-menu-item>
                    <a-menu-item @click="doLogout">
                        <LogoutOutlined />
                        退出登录
                    </a-menu-item>
                  </a-menu>
                </template>
              </a-dropdown>
            </a-col>

        </a-row>
    </div>
</template>
<script lang="ts" setup>
import {computed, h, ref} from 'vue';
import { HomeOutlined, RobotOutlined, LogoutOutlined, UserOutlined, ContactsOutlined, PlusCircleOutlined, PictureOutlined, BankOutlined } from '@ant-design/icons-vue';
import {MenuProps, message} from 'ant-design-vue';
import {useRouter} from "vue-router";
import {useLoginUserStore} from "@/stores/useLoginUserStore";
import {userLogoutUsingPost} from "@/api/userController";

const loginUserStore = useLoginUserStore()

const router = useRouter();  //获取路由对象
// 监听路由变化，更新当前选中菜单
const current = ref<string[]>([]);
router.afterEach((to,from, next) => {
    current.value = [to.path];
})
//点击菜单栏跳转对应路径函数
const doMenuClick = ({key} : {key: string})=> {
  router.push({
    path: key,
  })
}

/**
 * 用户注销
 */
const doLogout = async () => {
  const res = await userLogoutUsingPost();
  console.log(res)
  // 如果注销，跳转到登录页面
  if(res.data.code === 0) {
    loginUserStore.setLoginUser({
      userName: '未登录',
    })
    message.success('退出登录成功');
    await router.push('/user/login');
  }else {
    message.error('退出登录失败' + res.data.message);
  }
}

/**
 * 菜单项逻辑
 */
//原始菜单列表
const originItems = [
  {
    key: '/',
    icon: () => h(HomeOutlined),
    label: '主页',
    title: '主页',
  },
  {
    key: '/add_picture',
    icon: () => h(PlusCircleOutlined),
    label: '创建图片',
    title: '创建图片',
  },
  {
    key: '/admin/userManage',
    icon: () => h(ContactsOutlined),
    label: '用户管理',
    title: '用户管理',
  },
  {
    key: '/admin/pictureManage',
    icon: () => h(PictureOutlined),
    label: '图片管理',
    title: '图片管理',
  },
  {
    key: '/admin/spaceManage',
    icon: () => h(BankOutlined),
    label: '空间管理',
    title: '空间管理',
  },
  {
    key: 'others',
    label: h('a', { href: 'https://www.bilibili.com', target: '_blank' }, '个人网站'),
    title: '个人网站',
  },
]

// 过滤菜单项
const filterMenus = (menus = [] as MenuProps['items']) => {
  return menus?.filter((menu) => {
    if (menu.key.startsWith('/admin')) {
      const loginUser = loginUserStore.loginUser
      if (!loginUser || loginUser.userRole !== "admin") {
        return false
      }
    }
    return true
  })
}
// 通过过滤菜单方法过滤用户不需要看到的菜单项
const items = computed<MenuProps['items']>(() => filterMenus(originItems))

</script>
<style scoped>
#globalHeader .title-bar {
    display:flex;
    align-items: center;
}
.title {
    color: black;
    font-size: 18px;
    margin-left: 16px;
}
.logo {
    height: 48px;
}

</style>
